EP1416664A3 - Datenverschlüsselungsverfahren - Google Patents

Datenverschlüsselungsverfahren Download PDF

Info

Publication number
EP1416664A3
EP1416664A3 EP03256826A EP03256826A EP1416664A3 EP 1416664 A3 EP1416664 A3 EP 1416664A3 EP 03256826 A EP03256826 A EP 03256826A EP 03256826 A EP03256826 A EP 03256826A EP 1416664 A3 EP1416664 A3 EP 1416664A3
Authority
EP
European Patent Office
Prior art keywords
cipher
block
data encryption
encryption method
generating
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP03256826A
Other languages
English (en)
French (fr)
Other versions
EP1416664A2 (de
Inventor
Jin Mu Wu
Wang Chao Li
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hai-O Informtec Sdn Bhd
Hai O Informtech Sdn Bhd
Original Assignee
Hai-O Informtec Sdn Bhd
Hai O Informtech Sdn Bhd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hai-O Informtec Sdn Bhd, Hai O Informtech Sdn Bhd filed Critical Hai-O Informtec Sdn Bhd
Publication of EP1416664A2 publication Critical patent/EP1416664A2/de
Publication of EP1416664A3 publication Critical patent/EP1416664A3/de
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/12—Details relating to cryptographic hardware or logic circuitry

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
EP03256826A 2002-10-29 2003-10-29 Datenverschlüsselungsverfahren Withdrawn EP1416664A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
MYPI20024037 2002-10-29
MY0204037 2002-10-29

Publications (2)

Publication Number Publication Date
EP1416664A2 EP1416664A2 (de) 2004-05-06
EP1416664A3 true EP1416664A3 (de) 2005-02-16

Family

ID=32089837

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03256826A Withdrawn EP1416664A3 (de) 2002-10-29 2003-10-29 Datenverschlüsselungsverfahren

Country Status (7)

Country Link
US (1) US20040223609A1 (de)
EP (1) EP1416664A3 (de)
JP (1) JP2004157535A (de)
KR (1) KR20040038777A (de)
AU (1) AU2003257891A1 (de)
IL (1) IL158647A0 (de)
RU (1) RU2003131278A (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7788490B2 (en) * 2005-04-01 2010-08-31 Lexmark International, Inc. Methods for authenticating an identity of an article in electrical communication with a verifier system
US9866370B2 (en) * 2007-12-05 2018-01-09 Itt Manufacturing Enterprises, Llc Configurable ASIC-embedded cryptographic processing engine
US8189775B2 (en) * 2010-02-18 2012-05-29 King Fahd University Of Petroleum & Minerals Method of performing cipher block chaining using elliptic polynomial cryptography
US8331558B2 (en) * 2010-02-18 2012-12-11 King Fahd University Of Petroleum And Minerals Method of cipher block chaining using elliptic curve cryptography
US8385541B2 (en) * 2010-02-18 2013-02-26 King Fahd University Of Petroleum And Minerals Method of performing elliptic polynomial cryptography with elliptic polynomial hopping
FR2960366A1 (fr) * 2010-05-20 2011-11-25 Ingenico Sa Procede d’obtention de cles de chiffrement, terminal, serveur, et produits programmes d’ordinateurs correspondants
FR2966953B1 (fr) * 2010-11-02 2015-08-28 St Microelectronics Rousset Procede de contremesure cryptographique par derivation d'une donnee secrete
US8699701B2 (en) 2010-12-01 2014-04-15 King Fahd University Method of performing XZ-elliptic curve cryptography for use with network security protocols
US8509426B1 (en) 2010-12-01 2013-08-13 King Fahd University Of Petroleum And Minerals XZ-elliptic curve cryptography system and method
US8462939B2 (en) 2010-12-07 2013-06-11 King Fahd University Of Petroleum And Minerals RNS-based cryptographic system and method
WO2020186125A1 (en) 2019-03-13 2020-09-17 The Research Foundation For The State University Of New York Ultra low power core for lightweight encryption

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0451545A1 (de) * 1990-04-09 1991-10-16 General Instrument Corporation Of Delaware Gerät und Verfahren zur adaptiven Kompression von aufeinanderfolgenden Blöcken eines digitalen Videosignals
US6408074B1 (en) * 1998-10-22 2002-06-18 Lucent Technologies Inc. Hardware architecture for a configurable cipher device

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4255811A (en) * 1975-03-25 1981-03-10 International Business Machines Corporation Key controlled block cipher cryptographic system
US4177355A (en) * 1975-04-24 1979-12-04 International Business Machines Corporation Array device for data scrambling
US4316055A (en) * 1976-12-30 1982-02-16 International Business Machines Corporation Stream/block cipher crytographic system
US4447672A (en) * 1980-10-06 1984-05-08 Nippon Electric Co., Ltd. Device for encrypting each input data bit by at least one keying bit decided by a code pattern and a bit pattern of a predetermined number of preceding encrypted bits
DE3483410D1 (de) * 1983-10-14 1990-11-22 Toshiba Kawasaki Kk Einchip mikrocomputer mit verschluesselbarer funktion des programmspeichers.
US5710813A (en) * 1995-03-28 1998-01-20 Olympus Optical Co., Ltd. Digital voice recording/reproducing apparatus
US5870470A (en) * 1996-02-20 1999-02-09 International Business Machines Corporation Method and apparatus for encrypting long blocks using a short-block encryption procedure
US6259789B1 (en) * 1997-12-12 2001-07-10 Safecourier Software, Inc. Computer implemented secret object key block cipher encryption and digital signature device and method
JP3600454B2 (ja) * 1998-08-20 2004-12-15 株式会社東芝 暗号化・復号装置、暗号化・復号方法、およびそのプログラム記憶媒体
JP2000066587A (ja) * 1998-08-24 2000-03-03 Toshiba Corp データ処理装置及び通信システム並びに記録媒体
EP1215910A3 (de) * 2000-12-07 2003-09-10 Sony United Kingdom Limited Wasserzeichen
US7280657B2 (en) * 2001-06-13 2007-10-09 Itt Manufacturing Enterprises, Inc. Data encryption and decryption system and method using merged ciphers
US6898288B2 (en) * 2001-10-22 2005-05-24 Telesecura Corporation Method and system for secure key exchange

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0451545A1 (de) * 1990-04-09 1991-10-16 General Instrument Corporation Of Delaware Gerät und Verfahren zur adaptiven Kompression von aufeinanderfolgenden Blöcken eines digitalen Videosignals
US6408074B1 (en) * 1998-10-22 2002-06-18 Lucent Technologies Inc. Hardware architecture for a configurable cipher device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
MENEZES,VANSTONE,OORSCHOT: "Handbook of Applied Cryptography", 1997, CRC PRESS LLC, USA, XP002308374 *

Also Published As

Publication number Publication date
EP1416664A2 (de) 2004-05-06
RU2003131278A (ru) 2005-04-20
JP2004157535A (ja) 2004-06-03
US20040223609A1 (en) 2004-11-11
KR20040038777A (ko) 2004-05-08
IL158647A0 (en) 2004-09-27
AU2003257891A1 (en) 2004-05-20

Similar Documents

Publication Publication Date Title
EP0966126A3 (de) Sprachkodierer mit Verschlüsselung
WO2004002057A3 (en) Round key generation for aes rijndael block cipher
EP1154348A3 (de) Vorrichtung zur Dateienverwaltung
EP1191737A3 (de) Vorrichtung zur Verschlüsselung von Daten
EP1257082A3 (de) Computerbenutzbares Erzeugnis zur Erzeugung einer Datenverschlüsselungs/entschlüsselungsvorrichtung
EP0936776A3 (de) Netzwerksystem unter Verwendung eines Verfahrens zur Rückgewinnung eines verteilten Geheimnisses mit Schwellwert
MY146334A (en) Methods of scrambling and descrambling units of data
WO2006045114A3 (en) Cryptographic primitives, error coding, and pseudo-random number improvement methods using quasigroups
EP1248408A3 (de) Verfahren und Vorrichtung zur Ausführung eines effizienten mittels Kennwort authentifizierten Schlüsselaustauschs
WO2003019842A3 (en) Stream cipher, hash, and pseudo-random number generator
DE69509127D1 (de) Verfahren zum durchführen eines kommunikationsprotokolles mit geheimschlüssel zwischen zwei verarbeitungsvorrichtungen
WO2001078491A3 (en) Systems and methods for encrypting/decrypting data using a broker agent
EP0725511A3 (de) Verfahren zur Verschlüsselung/Entschlüsselung von Daten unter Verwendung von Cipher-Block-Chaining (CBC) und Message Authentication Code (MAC)
WO2004046846A3 (en) Automatically generated cryptographic functions for renewable tamper resistant security systems
WO2000002340A3 (en) Cryptographic communication process and apparatus
JP2003008565A5 (de)
CA2414261A1 (en) Method of encryption using multi-key process to create a variable-length key
TW367684B (en) A process of cryptographic communication
WO2007092098A3 (en) Data sequence encryption and decryption
WO2002041566A3 (en) Cryptographic combiner using two sequential non-associative enciphering and deciphering operations
JPH0380645A (ja) 暗号化方法および非暗号化方法
WO2003081829A3 (en) Method and apparatus for remote digital key generation
WO2002011361A3 (en) Data encryption and decryption using error correction methodologies
ATE303699T1 (de) Verschlüsselung eines komprimierten videostromes
DE60038042D1 (de) Einserkomplement-verschlüsselungskombinator

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL LT LV MK

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL LT LV MK

AKX Designation fees paid
REG Reference to a national code

Ref country code: DE

Ref legal event code: 8566

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20050817